19A-44
COOLING
Water chamber: Removal - Refitting
K9K
19A
aDrain the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-9) .
aUnclip the cooling hose of the coolant-oil heat ex-
changer at (11) .
aMove aside the cooling hose of the coolant-oil heat
exchanger.
aSeparate the clips of the water chamber cooling hos-
es (12) using the (Mot. 1448).
aDisconnect:
-the water chamber cooling hoses (12) ,
-the coolant temperature sensor connector.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the water chamber bolts (13) ,
-the water chamber,
-the water chamber seal.
aTurn the thermostat one quarter of a turn.
aRemove the thermostat from the water chamber.
REFITTING
I - REFITTING PREPARATION OPERATION
aUse SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) to clean and degrease.
aparts always to be replaced: Cylinder head cool-
ant outlet unit seal
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WARNING
Do not scrape the joint faces of the aluminium,
any damage caused to the joint face will result in
a risk of leaks.
WARNING
To ensure proper sealing, the gasket surfaces
must be clean, dry and not greasy (avoid any fin-
ger mar ks).
19A-45
COOLING
Water chamber: Removal - Refitting
K9K
19A
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the thermostat to the water chamber.
aRefit:
-a new water chamber seal,
-the water chamber.
aTorque tighten the water chamber bolts (10 N.m).
III - FINAL OPERATION
aConnect the cooling hoses on the water chamber.
aPosition the cooling hose clips on the water chamber
using the tool (Mot. 1448).
aClip on the cooling hose of the coolant-oil heat ex-
changer.
aConnect the intercooler air outlet pipe on the side of
the damper valve.
aTorque tighten the intercooler air outlet pipe clip
at the damper valve end (5.5 N.m).
aConnect the brake servo vacuum pipe.
aClip:
-the turbocharging pressure regulator vacuum pipe,
-the vacuum pipe from the brake servo.
aConnect the turbocharging pressure regulator vacu-
um pipe.
aRefit the nuts of the air hoses on the lifting eye.
aConnect the intercooler air inlet pipe at the turbo-
charger end.
aClip on the intercooler air inlet pipe clip at the turbo-
charger end.
aFill the cooling system (see 19A, Cooling, Cooling
system: Draining - Refilling, page 19A-9) .
aRefit the engine cover. K9K, and 718
19A-59
COOLING
Coolant pump inlet pipe: Removal - Refitting
K9K
19A
aRemove:
-the front bolt (1) from the subframe,
-the rear bolt (2) from the subframe.
aPosition the (Mot. 1672).
aRemove:
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the multifunction support (see 10A, Engine and
cylinder block assembly, Multifunction sup-
port: Removal - Refitting, page 10A-63) ,
-the oil cooler (see 10A, Engine and cylinder
block assembly, Oil-coolant heat exchanger:
Removal - Refitting, page 10A-33) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the bolt (3) from the coolant pump inlet pipe,
-the coolant pump inlet pipe,
-the coolant pump inlet pipe seal.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the new water pump inlet pipe seal,
-the coolant pump inlet pipe,
-the coolant pump inlet pipe bolt.
aConnect the cooling hose using the tool (Mot. 1448).
II - FINAL OPERATION.
aRefit:
-the coolant-oil heat exchanger (see 10A, Engine
and cylinder block assembly, Oil-coolant heat
exchanger: Removal - Refitting, page 10A-33) ,
-the multifunction support (see 10A, Engine and
cylinder block assembly, Multifunction sup-
port: Removal - Refitting, page 10A-63) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
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